<div class="row">
    <div class="col-xs-12">
        <div ui-view="choose"></div>
    </div>
    <div class="col-xs-12 col-md-4">
        <div ui-view="music">
        </div>
    </div>
    <div class="col-xs-12 col-md-8">
        <div ui-view="list">
        </div>
    </div>
</div>